http-api-isahc-client is used at run time in 2 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) http-api-isahc-client version
apple-search-ads-access-token ^0.2
google-service-account-oauth-access-token ^0.2
380 oauth2-signin dev ^0.2
apple-app-store-receipts dev ^0.2